package com.qf.fc.utils;

import io.jsonwebtoken.Claims;
import io.jsonwebtoken.Jwts;
import io.jsonwebtoken.SignatureAlgorithm;
import org.springframework.stereotype.Component;

import java.util.Date;
import java.util.Map;

/**
 * @version 1.0
 * @Author zhangH
 * @Date 2024/12/17 15:18
 */
public class JwtUtils {

    private static String signKey = "fengpeiba";
    private static Long expire = 43200000L;

    /**
     * 生成jwt令牌
     */
    public static String generateJwt(Map<String,Object> claims){
        String jwt = Jwts.builder()
                .addClaims(claims)
                .signWith(SignatureAlgorithm.HS256,signKey)
                .setExpiration(new Date(System.currentTimeMillis() + expire))
                .compact();
        return jwt;
    }

    /**
     * 解析jwt令牌
     */
    public static Claims parseJwt(String jwt){
        Claims claims = Jwts.parser()
                .setSigningKey(signKey)
                .parseClaimsJws(jwt)
                .getBody();
        return claims;
    }
}
